Interface ForkJoinPool.ForkJoinWorkerThreadFactory
- Enclosing class:
ForkJoinPool
public static interface ForkJoinPool.ForkJoinWorkerThreadFactory
Factory for creating new
ForkJoinWorkerThreads.
A ForkJoinWorkerThreadFactory must be defined and used
for ForkJoinWorkerThread subclasses that extend base
functionality or initialize threads with different contexts.- Since:
- 1.7
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Method Summary
Modifier and TypeMethodDescriptionnewThread(ForkJoinPool pool) Returns a new worker thread operating in the given pool.
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Method Details
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newThread
Returns a new worker thread operating in the given pool. Returning null or throwing an exception may result in tasks never being executed. If this method throws an exception, it is relayed to the caller of the method (for exampleexecute) causing attempted thread creation. If this method returns null or throws an exception, it is not retried until the next attempted creation (for example another call toexecute).- Parameters:
pool- the pool this thread works in- Returns:
- the new worker thread, or
nullif the request to create a thread is rejected - Throws:
NullPointerException- if the pool is null
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